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Numerical prefix — Numerical prefixes are usually derived from the words for numbers in various languages, most commonly Greek and Latin, although this is not always the case.* They occur in 19th, 20th and 21st century coinages, mainly the terms that are used in… … Wikipedia
Numerical stability — In the mathematical subfield of numerical analysis, numerical stability is a desirable property of numerical algorithms. The precise definition of stability depends on the context, but it is related to the accuracy of the algorithm. A related… … Wikipedia
Numerical semigroup — In mathematics, a numerical semigroup is a special kind of a semigroup. Its underlying set is the set of all nonnegative integers except a finite number and the binary operation is the operation of addition of integers. Also, the integer 0 must… … Wikipedia
Numerical aperture — The numerical aperture with respect to a point P depends on the half angle θ of the maximum cone of light that can enter or exit the lens. In optics, the numerical aperture (NA) of an optical system is a dimensionless number that characterizes… … Wikipedia
Numerical range — In the mathematical field of linear algebra and convex analysis, the numerical range of a square matrix with complex entries is a subset of the complex plane associated to the matrix. If A is an n × n matrix with complex entries, then… … Wikipedia
numerical analysis — the branch of mathematics dealing with methods for obtaining approximate numerical solutions of mathematical problems. [1925 30] * * * Branch of applied mathematics that studies methods for solving complicated equations using arithmetic… … Universalium
Comparison of numerical analysis software — This list is incomplete; you can help by expanding it. The following tables provide a comparison of numerical analysis software. Contents 1 Applications 1.1 General … Wikipedia
Comparison of high definition optical disc formats — This article is about comparative HD optical disc formats. For a history of the Blu ray/HD DVD format war, see High definition optical disc format war. This article compares the technical specifications of multiple high definition formats,… … Wikipedia
high-definition television (HDTV) — Any system producing significantly greater picture resolution than that of the ordinary 525 line (625 line in Europe) television screen. Conventional television transmits signals in analog form. Digital HDTV systems, by contrast, transmit… … Universalium
Over-illumination — This cosmetics store has lighting levels over twice recommended levels[1] Over illumination is the presence of lighting intensity (illuminance) beyond that required for a specified activity. Over illumination was commonly ignored between 1950 and … Wikipedia
Binge drinking — New Year s Eve is traditionally a time when many drink excessive amounts of alcohol. This picture is from a 1912 postcard mailed in the United States … Wikipedia